Configure syslog listen UDP/514 for nodes

Load UDP module for Openstack nodes as well.
Required for Openstack Juno due to /dev/log
is not used for logging to syslog since
Juno (#1385295).

DocImpact
Closes-bug: #1381545

Change-Id: Ie9949574bef166e5d1b05921ee4bc9a6daec5137
Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>
Merge "Configure syslog listen UDP/514 for nodes"